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प्रश्न
The following belong to which class of lever?
A pair of scissors
To which class of lever does a pair of scissors belong?
अति संक्षिप्त उत्तर
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उत्तर
The pair of scissors belongs to a Class I lever.
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2025-2026 (March) Official Board Paper
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संबंधित प्रश्न
The diagram below shows a lever in use:
- To which class of levers does it belong?
- Without changing the dimensions of the lever, if the load is shifted towards the fulcrum what happens to the mechanical advantage of the lever?
State the principle of a lever?
Write down a relation expressing the mechanical advantage of a lever.
Draw a diagram of a lever which is always used as a force multiplier. How is the effort arm related to the load arm in such a lever?
Define Lever
A lever of length 9 cm has its load arm 5 cm long and the effort arm is 9 cm long.
- To which class does it belong?
- Draw a diagram of the lever showing the position of fulcrum F and directions of both the load L and effort E.
- What is the mechanical advantage and velocity ratio if the efficiency is 100%?
- What will be the mechanical advantage and velocity ratio if the efficiency becomes 50%?
The following belong to which class of lever?
The Physical balance
The following belong to which class of lever?
Wheelbarrow
The following belong to which class of lever?
Knife
What is a lever?
